产品英文名称：Nalgene* General Long Term Storage Cryogenic Tubes
产品中文名称：Nalgene* 通用长期存贮低温管

美国Nalgene公司进口品牌的Nalgene冻存管产品特点：
» Nalgene冻存管宽大书写区方便记录更多样品信息，刻度清晰可视
» Nalgene 2.0mL冻存管无细胞毒素，保证样品安全，无DNase和RNase活性
» Nalgene冻存管适合贮藏温度从一般冷藏温度（4℃）到气相液氮（-150℃）
» Nalgene 2.0mL冻存管SAL 10-6，保证最高无菌等级
»Nalgene 2.0mL冻存管 外旋盖提高无菌性
» Nalgene冻存管圆环脚方便放置

Thermo Scientific冻存管 Cryogenic Tubes英文简述：
Thermo Scientific* Nalgene Cryogenic Tubes are externally threaded storage tubes ideally suited for research and general laboratory storage of high value and genomic materials down to vapor phase liquid nitrogen temperatures.

• Large writing areas accommodate more written sample information and graduations for easy visual volume assessment
• Non-cytotoxic raw materials for added sample security and tubes certified free of Dnase and RNase for genomic applications
• External threading enhances aseptic technique
• Certified SAL of 10-6 for the highest sterility assurance available
• Suitable for storage from general cold storage refrigeration (+4°C) down to the vapor phase of liquid nitrogen
• System 100 Tubes offer a more dense storage option (10×10) to save precious storage space
• Self standing tubes for ease of use on the benchtop
• Blank, non-sterile and uncapped tubes available in bulk for less demanding applications
• Certifications: CE Marked for storage of diagnostic samples in the EU